Bruny Island - Lighthouse Bay Wind Stats

The figure illustrates how commonly and how strongly the wind blows from different directions over a normal June. The largest spokes point in the directions the wind most commonly blows from and the shade of blue suggests the strength, with the darkest shade of blue strongest. It is based on 3506 NWW3 forecasts of wind since since 2006, at 3hr intervals, for the closest NWW3 model node to Bruny Island - Lighthouse Bay, located 12 km away (7 miles). There are not enough recording stations world wide to use actual wind data. Without question some coastal places have very localized wind effects that would not be predicted by NWW3. According to the model, the prevailing wind at Bruny Island - Lighthouse Bay blows from the SSW. If the rose diagram shows a close to circular outline, it means there is no strong bias in wind direction at Bruny Island - Lighthouse Bay. Converseley, dominant spokes show favoured directions, and the more deep blue, the stronger the wind. Spokes point in the direction the wind blows from. During a typical June, the model suggests that winds are light enough for the sea to be glassy (pale blue) about 13% of the time (4 days each June) and blows offshore 42% of the time (12 days in an average June). Over an average June winds stronger than >40kph (25mph) are expected on 2 days at Bruny Island - Lighthouse Bay

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